Tutkitaanpa äänilaitteiden tila. Aja päätteessä nämä komennot ja näytä tuloste:
uname -a
aplay -l -L
lsmod | grep snd
sudo fuser -v /dev/snd/*
sudo lshw -C sound
-laptop 2.6.31-17-generic #54-Ubuntu SMP Thu Dec 10 16:20:31 UTC 2009 i686 GNU/Linux
front:CARD=Intel,DEV=0
HDA Intel, CMI9880
Front speakers
surround40:CARD=Intel,DEV=0
HDA Intel, CMI9880
4.0 Surround output to Front and Rear speakers
surround41:CARD=Intel,DEV=0
HDA Intel, CMI9880
4.1 Surround output to Front, Rear and Subwoofer speakers
surround50:CARD=Intel,DEV=0
HDA Intel, CMI9880
5.0 Surround output to Front, Center and Rear speakers
surround51:CARD=Intel,DEV=0
HDA Intel, CMI9880
5.1 Surround output to Front, Center, Rear and Subwoofer speakers
surround71:CARD=Intel,DEV=0
HDA Intel, CMI9880
7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
iec958:CARD=Intel,DEV=0
HDA Intel, CMI9880 Digital
IEC958 (S/PDIF) Digital Audio Output
null
Discard all samples (playback) or generate zero samples (capture)
pulse
Playback/recording through the PulseAudio sound server
**** List of PLAYBACK Hardware Devices ****
card 0: Intel [HDA Intel], device 0: CMI9880 [CMI9880]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: Intel [HDA Intel], device 1: CMI9880 Digital [CMI9880 Digital]
Subdevices: 1/1
Subdevice #0: subdevice #0
card 0: Intel [HDA Intel], device 6: Si3054 Modem [Si3054 Modem]
Subdevices: 0/1
Subdevice #0: subdevice #0
snd_hda_codec_si3054 4636 1
snd_hda_codec_cmedia 9244 1
snd_hda_intel 26920 3
snd_hda_codec 75708 3 snd_hda_codec_si3054,snd_hda_codec_cmedia,snd_hda_intel
snd_hwdep 7200 1 snd_hda_codec
snd_pcm_oss 37920 0
snd_mixer_oss 16028 1 snd_pcm_oss
snd_pcm 75296 6 snd_hda_codec_si3054,snd_hda_intel,snd_hda_codec,snd_pcm_oss
snd_seq_dummy 2656 0
snd_seq_oss 28576 0
snd_seq_midi 6432 0
snd_rawmidi 22208 1 snd_seq_midi
snd_seq_midi_event 6940 2 snd_seq_oss,snd_seq_midi
snd_seq 50224 6 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq_midi_event
snd_timer 22276 2 snd_pcm,snd_seq
snd_seq_device 6920 5 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_rawmidi,snd_seq
snd 59204 16 snd_hda_codec_si3054,snd_hda_intel,snd_hda_codec,snd_hwdep,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_seq_oss,snd_rawmidi,snd_seq,snd_timer,snd_seq_device
soundcore 7264 1 snd
snd_page_alloc 9156 2 snd_hda_intel,snd_pcm
USER PID ACCESS COMMAND
/dev/snd/controlC0: Slmodemd 1090 F.... slmodemd
/dev/snd/pcmC0D6c: Slmodemd 1090 F...m slmodemd
/dev/snd/pcmC0D6p: Slmodemd 1090 F...m slmodemd
*-multimedia
description: Audio device
product: 82801FB/FBM/FR/FW/FRW (ICH6 Family) High Definition Audio Controller
vendor: Intel Corporation
physical id: 1b
bus info: pci@0000:00:1b.0
version: 04
width: 64 bits
clock: 33MHz
capabilities: pm msi pciexpress bus_master cap_list
configuration: driver=HDA Intel latency=0
resources: irq:16 memory:b8000000-b8003fff